For 8 hours it should be 750x8 = 6000 Watt Hour. Considering the effeciency of 80% as stated in the product specification, the battery capacity needed is 6000 / (12 x 0.8) = 625 Ampere Hour. That means if we consider each battery of 150 AH capacity, we need over 4 b...

Q:i have bought this product but what capacity battery will be suitable?

A:Hi you can look at Exide or other brands but the minimum capacity you should look at is 150AH or above for your basic requirement few lights, fans , laptop, TV and other small items will work @ 150AH